208115005

素因数分解:

$5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{5701}}^1$

素因数の和:5869

約数の個数: 24

約数和(自身を含む): 292512600

約数和(自身を除く): 84397595

約数列:

[1, 5, 7, 35, 49, 149, 245, 745, 1043, 5215, 5701, 7301, 28505, 36505, 39907, 199535, 279349, 849449, 1396745, 4247245, 5946143, 29730715, 41623001, 208115005]

約数ペア:

[(1, 208115005), (5, 41623001), (7, 29730715), (35, 5946143), (49, 4247245), (149, 1396745), (245, 849449), (745, 279349), (1043, 199535), (5215, 39907), (5701, 36505), (7301, 28505)]